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UNTTnn STATTS PATENT @Trient OTIS IV. EVERETT, OF WORCESTER, MASSACHUSETTS, ASSIGNOR TO THE SAMUEL IVINSIOIV SKATE MANUFACTURING COMPANY, OF SAME PLACE.

ROLLER-SKATE WHEEL.

SPECIFICATION forming part of Letters Patent No. 623,358, dated April 18,1899.

Application tiled January 28, 1899. Serial No. 703,670. (No model.)

To @ZZ whom, it may concern: so that they will not only be held from turn- 5o Be it known that I, OTIs IV. EvERETT, a citiing therein, but will also be positively secured zen of the United States, residing at IVorcesfrom pulling out of the same. To accomplish ter, in the county of lVorcester and State of this purpose, the ball casings are preferably 5 Massachusetts, have invented a new and usenotched transversely on their outer ends, and

ful Roller-Skate IVheel, of which the followmeans are provided for engaging the notched 55 ing is a specification. y ball-casings to positively hold the same in The object of my present invention is to place. l provide a light, inexpensive, durable, and In its preferred constructiona skate-Wheel ro substantially perfectly balanced skate-Wheel constructed according to my invention com? in which ball-casings are secured in the Wheelprises an annular skate-body having a keyv6o body so that they cannot fall out or turn way thereimanged ball-casings, which may therein. be fitted comparatively loosely into the wheel- To these ends my invention consists ofthe body and have their ends notched trans- I 5 skate-wheel and its features of construction, versely, anda key which iits into the keyway as hereinafter described, and more particuof the Wheel-body and has its ends bent in to 65 larly pointed out in the claims at the end of engage the notches of the ball-casings. this specification. Referring to the drawings and in detail, A In the accompanying drawings, Figure l is designates the annular Wheel-body, of boxzo a perspective view of the parts constituting a wood, papier mache, or similar material,

skate-Wheel constructed according to my inwhich has a keyway 1l cut therein. Fitting 7o vention. Fig. 2 is a perspective View illusinto the wheel-body A are ball-casings B, trating the manner in which the parts are preferably turned from' steel and hardened put together, and Fig. 3 is a sectional view of and having end anges b, which limit the dis- 2 5 a completed skate-wheel constructed accordtance to which the ball-casings can be driven ing to my invention. into the wheel-body. The ball-casings B have 7 5 In journaling skate-wheels or ball-bearings transverse notches 10. Akey l2 is fitted into it has heretofore been customary to provide the keyway l1 and is provided With a turnedball-casings, which are driven tightly into over end for engaging the notch in one of the 3o the wheel-body, as shown, for example, in the ball-casings B, and when properly positioned patent to Daniel, No. 352,739, of-November the other end la of the key is bent in to en- So 1G, 1836. gage the notch in the other ball-casing B to The wheel-body of a roller-skate is ordirigidly lock the parts together, as illustrated narily turned out of boXwood or is made of in Fig. 3. By means of this construction I 3 5 pressed-up composition, such as paper, and have provided a skate-Wheel which may be in practice I have found the custom of drivkept in stock without danger of the ball-cas- 85 ing ball-casings tightly into'place in wheelingbecomingseparated from the Wheel-bodies bodies to be objectionable, as a considerable on account of shrinkage, and as theball-casnumber of such wheels are apt to be cracked ings do not have to have a driving Iit in the 4o or weakened in the process of manufacture, wheel-bodies skate-Wheels of this'construcand, moreover, as the ball-casings are not tion may be assembled Without danger of 9o positively held in place they are liable to crackingor weakening the Wheel-bodies, and, work loose and turn with respect to the Wheelmoreover, by using a comparatively light key body, and when skate-wheels are kept in l2 I have provided a construction which is 45 stock or are not made up into skates the ballnearly perfectly balanced, as the stock recasings are likely to pull out Yof the Wheelmoved by cutting the keyway 11 Will be sub- 95 bodies. To overcome these objections, Iprostantially as heavy as the key itself. pose to provide means for positively holding I am aware that changes may be made in or keying the ball-casings in the Wheel-bodies the construction of skate-Wheels by those Who are skilled in the art and that variations inv the specific means for locking the ball-cas. ings in place may be devised Without departing from the scope of my invention as expressed in the claims.

'I do not Wish, therefore, to be limited to the construction which I have herein shown and described; but

What I do claim, and desire to secure by Letters Patentof the United States, is-f- 1. As an article of manufacture, a rollerskate Wheel comprising,` an annular Wheelbody A, trausversely-notched ball-casings B iitting into opposite sides of the Wheel-body A, the depth to Which said casings can be driven therein being limited by end iianges b, and means mounted in the Wheel-body A for engaging the transverse notches in the ball-casings to hold the ball-casings from falling,` out or turning in the wheel-body, substantially as described.

2. As an article of manufacture, a rollerskate Wheel comprising an annular Wheelbody A, having a keyWay 11, flanged ballcasings B fitting into the Wheel-body A, and a key 12 fitting into the keyWay 11, and having its ends 13 and 14 bent in to engage transverse notches 10 in the ends of the ball-casings 13 to hold the ball-casings B from falling` out of or turning in the wheel-body A, substantially as described.

In testimony whereof I have hereunto set my hand in the presence ot' two subscribing witnesses.

OTIS W. EVERETT. Witnesses:

LoUIs W. SOUTHGATE, PHILIP W. SOUTHGATE. 

